Results 11 to 20 of about 724 (254)

SEED DORMANCY BREAKING OF AN ENDANGERED MEDICINAL TREE SPECIES (TAXUS BACCATA L.) USING EMBRYO CULTURE [PDF]

open access: yesJournal of Applied Life Sciences and Environment, 2021
Natural regeneration of Taxus baccata L. is constrained due to the depth of seed dormancy requirements (often taking two or more years) and low seed germination.
Mohamed BEKHOUCHE   +5 more
doaj   +1 more source

La flore levurienne du compost et son effet sur l’haricot (Phaseolus vulgaris)

open access: yesRevue Nature et Technologie, 2022
Les levures qui font partie des microorganismes, du compost utilisé dans la fertilisation du sol, ont attiré notre attention. Leur isolement, leur dénombrement et l'étude de leurs caractères culturaux et morphologiques ont révélé leur diversité et leur ...
Meriem Amina REZKI, Abdelkader BEKKI
doaj   +6 more sources

Statistical Approach to Assess Chill and Heat Requirements of Olive Tree Based on Flowering Date and Temperatures Data: Towards Selection of Adapted Cultivars to Global Warming

open access: yesAgronomy, 2022
Delineating chilling and forcing periods is one of the challenging topics in understanding how temperatures drive the timing of budburst and bloom in fruit tree species.
Omar Abou-Saaid   +11 more
doaj   +1 more source

Abscisic Acid-Stress-Ripening Genes Involved in Plant Response to High Salinity and Water Deficit in Durum and Common Wheat

open access: yesFrontiers in Plant Science, 2022
In the dry and hot Mediterranean regions wheat is greatly susceptible to several abiotic stresses such as extreme temperatures, drought, and salinity, causing plant growth to decrease together with severe yield and quality losses.
Ines Yacoubi   +4 more
doaj   +1 more source

Two Main Biosynthesis Pathways Involved in the Synthesis of the Floral Aroma of the Nacional Cocoa Variety

open access: yesFrontiers in Plant Science, 2021
Theobroma cacao is the only source that allows the production of chocolate. It is of major economic importance for producing countries such as Ecuador, which is the third-largest cocoa producer in the world.
Kelly Colonges   +21 more
doaj   +1 more source

Agrophysiological Performance of Mungbean Accessions (Vigna radiata (L.) R. Wilczek) and Nitrogen Balance under Mungbean in Burkina Faso

open access: yesInternational Journal of Agronomy, 2023
Mungbean (Vigna radiata (L.) Wilczek) is a seed legume that is not well known in the cropping systems and dietary habits of Burkina Faso. The objective of this study was to evaluate the physiological and agronomic performance of fifteen mungbean ...
Rasmata Nana   +3 more
doaj   +1 more source

Aphid adaptation to cucurbits: sugars, cucurbitacin and phloem structure in resistant and susceptible melons

open access: yesBMC Plant Biology, 2023
Background Aphis gossypii, a strictly phloemophagaous aphid, colonize hundreds of plant families, and a group of clones formed a cucurbit-specialised host-race.
Pierre Sadon   +3 more
doaj   +1 more source

A low carbon balance triggers Microvine inflorescence abscission at high temperatures

open access: yesFrontiers in Horticulture, 2023
IntroductionGlobal warming is a major threat to yield sustainability in most crops, including grapevine. Whether or not grapevine fruitfulness is impaired by an imbalance between carbon supply and demand caused by high temperatures was investigated in ...
Nathalie Luchaire   +10 more
doaj   +1 more source

Primary Selection and Secondary Diversification: Two Key Processes in the History of Olive Domestication

open access: yesInternational Journal of Agronomy, 2018
Knowledge on the crop domestication process is important from a cultural and agricultural standpoint since it can shed light on the origin and history of human civilizations as well as the management of genetic resources, while offering guidance for ...
Bouchaib Khadari, Ahmed El Bakkali
doaj   +1 more source

Evaluation précoce in vitro de la richesse en anthocyanes des baies de vigne. Application a la sélection de somaclones de Vitis vinifera cv. Duras.

open access: yesOENO One, 1993
L'objectif de cette note est de développer un test physiologique in vitro, fondé sur la capacité de synthèse d'anthocyanes des tissus foliaires de vitroplants cultivés in vitro. La stratégie repose sur l'existence d'une variabilité marquée de la richesse
Jean-Paul Roustan, Jean Fallot
doaj   +1 more source

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